He was up a ladder sawing off the tops of his apple trees.他正站在梯子顶上锯他那颗苹果树的树冠。I got a splinter in my finger while I was sawing the wood.我在锯木头时手指扎了一根刺.He escaped by sawing through the bars of his cell.他锯断牢房的窗栅栏逃走了。...
I got a splinter in my finger while I was sawing the wood.我在锯木头时手指扎了一根刺.He was up a ladder sawing off the tops of his apple trees.他正站在梯子顶上锯他那颗苹果树的树冠。John is sawing.约翰正在锯东西。He escaped by sawing through the bars of his cel...
The bright plumage of many male birds has evolved to attract females.很多雄鸟进化出鲜艳的羽毛是为了吸引雌鸟。The idea evolved from a drawing I discovered in the attic.这种想法是从我在阁楼里发现的一幅画得到启发的。Man was evolved from an ancestor that was probably...
He slicked down his few remaining wisps of gray hair.他捋平了自己仅剩的几绺白发。His hair was slicked carefully into waves.他的头发精心地梳成了波浪状的卷发。She had slicked her hair back.她把头发往后梳得光溜溜的。...
研究了盐酸直接浸取钛铁矿的浸取动力学.The reaction kinetics leading ilmenite directly by acid was investigated.含铁氧化物的矿物有磁铁矿、赤铁矿、褐铁矿、钛铁矿等.I. oxid, include magnetic iron orered iron ore , brown iron ore, etc.主要伴生矿物为磁铁矿、钛铁矿, 少量黄铁矿和微量黄铜矿.Assoc...